Ayama; Kenji

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ayama; Kenji.The latest application filed is for "perpendicular magnetic recording medium and method of manufacturing the same".

Company Profile

0.15.15

Ayama; Kenji - Singapore N/A SG
Ayama; Kenji - Tokyo JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Perpendicular magnetic recording medium and method of manufacturing the same Grant 9,159,351 - Sakamoto , et al. October 13, 2	2015-10-13
Perpendicular magnetic recording medium and manufacturing method of the same Grant 8,795,857 - Ayama , et al. August 5, 2	2014-08-05
Method of manufacturing perpendicular magnetic recording medium and perpendicular magnetic recording medium Grant 8,623,528 - Umezawa , et al. January 7, 2	2014-01-07
Magnetic recording medium manufacturing method and laminate manufacturing method Grant 8,383,209 - Ayama February 26, 2	2013-02-26
Perpendicular magnetic recording medium and method of manufacturing the same Grant 8,309,239 - Umezawa , et al. November 13, 2	2012-11-13
Magnetic recording medium Grant 8,142,916 - Umezawa , et al. March 27, 2	2012-03-27
Magnetic disk, method of manufacturing the magnetic disk and method of evaluating the magnetic disk Grant 8,092,931 - Ishiyama , et al. January 10, 2	2012-01-10
Perpendicular magnetic recording medium Grant 8,057,926 - Ayama , et al. November 15, 2	2011-11-15
Perpendicular Magnetic Recording Medium And Method Of Manufacturing The Same App 20110244119 - UMEZAWA; TEIICHIRO ; et al.	2011-10-06
Method For Manufacturing Perpendicular Magnetic Recording Medium And Perpendicular Magnetic Recording Medium App 20110111262 - Umezawa; Teiichiro ; et al.	2011-05-12
Perpendicular Magnetic Recording Medium And Method Of Manufacturing The Same App 20100279151 - Sakamoto; Kazuaki ; et al.	2010-11-04
Single-sided Perpendicular Magnetic Recording Medium App 20100215992 - HORIKAWA; Junichi ; et al.	2010-08-26
Perpendicular Magnetic Recording Medium App 20100209740 - Ayama; Kenji ; et al.	2010-08-19
Perpendicular Magnetic Recording Medium And Manufacturing Method Of The Same App 20100196740 - Ayama; Kenji ; et al.	2010-08-05
Magnetic Recording Medium App 20100119878 - Umezawa; Teiichiro ; et al.	2010-05-13
Perpendicular Magnetic Recording Medium And Method Of Manufacturing The Same App 20100112379 - Umezawa; Teiichiro ; et al.	2010-05-06
Magnetic Recording Medium Manufacturing Method And Laminate Manufacturing Method App 20100028560 - Ayama; Kenji	2010-02-04
Magnetic disk, method of manufacturing the magnetic disk and method of evaluating the magnetic disk Grant 7,537,846 - Ishiyama , et al. May 26, 2	2009-05-26
Magnetic disk, method of manufacturing the magnetic disk and method of evaluating the magnetic disk App 20080268294 - Ishiyama; Masafumi ; et al.	2008-10-30
Magnetic disk, method of manufacturing the magnetic disk and method of evaluating the magnetic disk App 20050181240 - Ishiyama, Masafumi ; et al.	2005-08-18
Method of producing a magnetic disk App 20040157006 - Sato, Takashi ; et al.	2004-08-12
Antiferromagnetically coupled magnetic recording medium with dual-layered upper magnetic layer Grant 6,759,138 - Tomiyasu , et al. July 6, 2	2004-07-06
Magnetic recording medium and manufacturing method therefor Grant 6,670,055 - Tomiyasu , et al. December 30, 2	2003-12-30
Magnetic recording medium and method of producing the same App 20030203244 - Isono, Hideki ; et al.	2003-10-30
Magnetic recording medium App 20030104248 - Tomiyasu, Hiroshi ; et al.	2003-06-05
Magnetic recording medium and manufacturing method therefor App 20020119350 - Tomiyasu, Hiroshi ; et al.	2002-08-29

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